| All Patents in class 451/164 |
Patents 1 -
15
of 31
      |
| Number | Date | Patentee | Title | Type |
| 5,902 | Nov. 07, 1848 | J.W. Chapman, W.Z. Chapman | Honing Machine | sharpening machines |
| 52,044 | Jan. 16, 1866 | F. Hoffman | Improvement in Machines for Polishing Wood | scraping machines |
| 79,818 | Jul. 14, 1868 | S. Farrenburg | Improvement in Tool-Sharpeners | sharpening machines |
| 97,254 | Nov. 23, 1869 | D. Westley | Improvement in Machine for Polishing Wood | sanding machines |
| 107,768 | Sep. 27, 1870 | U. Faris, A. Miller | Improvement in Grindstones or Tool-sharpeners | sharpening machines |
| 199,166 | Jan. 15, 1878 | C.G. Purdy | Improvement in Machines for Polishing Moldings | sanding machines |
| 239,864 | Apr. 05, 1881 | E.S. Smith | Sandpapering-Machine | sanding machines |
| 265,976 | Oct. 17, 1882 | W.T. Nicholson | Machine for Forming Teeth Upon File-Blanks | tool making machines |
| 294,844 | Mar. 11, 1884 | H. Bilgram | Bevel-gear cutter | gear making machines |
| 413,786 | Oct. 29, 1889 | E. Miller | Sandpapering-Machine | sanding machines |
| 418,606 | Dec. 31, 1889 | A. Dodds | Rubbing-machine | sanding machines |
| 423,748 | Mar. 18, 1890 | J. Fleischmann | Machine for polishing or smoothing moldings | sanding machines |
| 441,634 | Dec. 02, 1890 | J.B. Bennett, A.P. Boardman | Polishing-machine | |
| 443,795 | Dec. 30, 1890 | W.R. Root | Sandpapering-machine | tool making machines |
| 445,349 | Jan. 27, 1891 | W. Bauch | Lens Grinding Machine | glass grinding machines |
